{"date":"October 30","id":"10-30","intro":["Lyell has been called the founder of modern geology. Darwin, the master scientist, called him “Geology’s Greatest Benefactor.” Lyell’s research revolutionized ideas on that subject."],"minutes":15,"readings":[{"author":"Sir Charles Lyell","end":391,"start":385,"volume":38,"work":"The Progress of Geology"}],"slug":"october-30","status":"proofread","title":"Geology’s Greatest Benefactor","url":"/harvard-classics/october-30/","words":3021}